The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 20, 1993
Filed:
May. 03, 1991
Applicant:
Inventors:
Richard L Lindstrom, Plymouth, MN (US);
Debra Skelnik, Cambridge, MN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
514-4 ; 514-3 ; 514 12 ; 514 21 ;
Abstract
Viscoelastic solution including a buffered solution, 0.01-8% chondroitin sulfate, 0.1-8% hydroxypropyl methylcellulose, pH adjusted to 6.0-8.0 at a osmolality between 200-400 mOsmol/L. The buffered solution can be HEPES buffered minimum essential media (MEM), phosphate buffer saline (PBS), buffered balanced salt solution, or TC199. A cell growth factor or cell growth supplement is included in the solution.